/* Problem URL: https://codeforces.com/group/YgJmumGtHD/contest/102223/problem/J */ #pragma GCC optimize(3) #pragma GCC optimize("Ofast,unroll-loops") #include using namespace std; #define V vector #define rmin(a, b) a = min(a, b) #define rmax(a, b) a = max(a, b) #define rep(i, lim) for (size_t i = 0; i < (lim); i++) #define nrep(i, s, lim) for (size_t i = s; i < (lim); i++) #define repv(i, v) for (auto &i : (v)) #define fillv(v) for (auto &itr_ : (v)) { cin >> itr_; } #define sortv(v) sort(v.begin(), v.end()) #define all(v) (v).begin(), (v).end() using vi = vector; using vvi = vector; using vvvi = vector; using vvvvi = vector; using ll = long long; using vl = vector; using vvl = vector; using vvvl = vector; using vvvvl = vector; template auto operator<<(ostream &os, const vector &vec)->ostream& { os << vec[0]; for (size_t i = 1; i < vec.size(); i++) { os << ' ' << vec[i]; } os << '\n'; return os; } template auto operator>>(istream &is, vector &vec)->istream& { for (auto &i : vec) { is >> i; } return is; } template auto operator<<(ostream &os, const vector> &vec)->ostream& { for (auto &i : vec) { os << i[0]; for (size_t j = 1; j < i.size(); j++) { os << ' ' << i[j]; } os << '\n'; } return os; } template auto operator>>(istream &is, vector> &vec)->istream& { for (auto &i : vec) { for (auto &j : i) { is >> j; } } return is; } struct hashed_string { static vl p; static ll m; static ll b; vl hash; hashed_string(string &a) { while (p.size() <= a.size()) { p.push_back(((__int128)p.back() * b) % m); } hash.resize(a.size() + 1); hash[0] = 0; rep(i, a.size()) { hash[i + 1] = ((__int128)hash[i] * b + a[i]) % m; } }; ll gethash(int l, int r) { return ((hash[r + 1] - (__int128)hash[l] * p[r - l + 1]) % m + m) % m; }; }; vl hashed_string::p = {1}; ll hashed_string::m = (1LL << 61) - 1; mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count()); ll hashed_string::b = uniform_int_distribution(1, m - 1)(rng); #define MAX_N 5 * (ll)1e4 + 10 // tuple msg[MAX_N]; ll hashm[MAX_N]; string trans[MAX_N]; size_t sizes[MAX_N]; int itr[MAX_N]; map hashtmp; size_t hashsize; ll hashes[MAX_N * 10]; ll pos[MAX_N * 10]; pair dp[(ll)1e6]; int aux[(ll)1e6]; int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int n; cin >> n; rep(j, n) { string tmp; cin >> tmp; hashed_string act(tmp); hashm[j] = act.hash.back(); cin.ignore(); getline(cin, trans[j]); sizes[j] = tmp.size(); itr[j] = j; hashtmp[hashm[j]] = j; } hashsize = 0; repv(i, hashtmp) { hashes[hashsize] = i.first; pos[hashsize] = i.second; hashsize++; } string tmp; cin >> tmp; hashed_string a(tmp); rep(i, tmp.size()) { dp[i] = {-2, INT64_MAX >> 1}; } rep(j, n) { if (a.gethash(0, sizes[j] - 1) == hashm[j]) { dp[sizes[j] - 1].second = 1; dp[sizes[j] - 1].first = -1; aux[sizes[j] - 1] = j; } } rep(i, tmp.size()) { if (dp[i].first == -2) { continue; } nrep(s, 1, 51) { if (i + s < tmp.size()) { ll tmp = a.gethash(i + 1, i + s); // auto itr = hashes.find(tmp); ll *itr = lower_bound(hashes, hashes + hashsize, tmp); if (itr != hashes + hashsize && *itr == tmp && dp[i + s].second > dp[i].second + 1) { dp[i + s].second = dp[i].second + 1; dp[i + s].first = i; aux[i + s] = pos[itr - hashes]; } } } } stack s; int i = tmp.size() - 1; while (i >= 0) { s.push(aux[i]); i = dp[i].first; } while (!s.empty()) { string &b = trans[s.top()]; cout << b << ' '; s.pop(); } cout << '\n'; }